Geographe Installation Campaign EP Summary - S4100AF706613 … · ay Phase 3 p ent (HSE) P ent to...

Process OwneOrigin Energy When printed

January

er: ABU SA Productio Resources Limited: , this is no longer a c

GeoE

2013

Geog

on Manager ABN 66 007 845 338 controlled document

graphEnviro

raphe Inst

t.

Otwahe Insonmen

S4100

allation Ca

Rev No: 0

ay Phastallatnt Pla

0AF70

ampaign -

0

ase 3 tion C

an Sum

06613

Environme

Issue Date: 15/01

Campmmar

3

ent Plan SuS4100AF

1/2013

paign ry

ummary F706613

of 35


Table

1.

2.

3

4

5

6

7

Attachm


of Conte

Introductio

Geographe

2.1 B2.2 L2.3 T2.4 S2.5 H2.6 T2.7 G

Description

3.1 P3.2 B

Environme

Environme

Environme

6.1 E6.2 C6.3 St

Environme

ment 1 – Geog

Geog


ents

on ............

e Installation

Background ..ocation .....

The Normandupport and S

Helicopters aThylacine A WGeographe In

n of Receivin

hysical EnvirBiological Env

ntal Impact

nt Managem

nt Plan Cons

mployee ConConsultation takeholder C

nt Plan Liais

graphe Facili

raphe Inst

t.

...............

Campaign A

...............

...............d Clough .....Supply Vessend Aircraft .

Wellhead Plastallation Ca

ng Environme

ronment .....vironment ...

Assessment .

ent ...........

sultation .....

nsultation ...with the RegConsultation

ons ...........

ities Safety E

allation Ca

Rev No: 0

...............

Activity Desc

...............

...............

...............els ...........................atform (TAWHampaign Act

ent ...........

...............

...............

...............

...............

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...............gulator ...... ..............

...............

Exclusion Zo

ampaign -

0

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ription ......

...............

...............

...............

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...............HP) ..........ivities .......

...............

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Environme

Issue Date: 15/01

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ent Plan SuS4100AF

1/2013

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ummary F706613

of 35

......... 3

......... 4

......... 4

......... 5

......... 7

......... 7

......... 7

......... 8

........ 10

........ 14

........ 14

........ 16

........ 17

........ 29

........ 31

........ 31

........ 31

........ 31

........ 33

........ 34


1.

Origin EnThe projCommer

An Envir[S4200AFEnvironmsummari11(8) of

Origin hathem to

The OtwEnvironmcommitmand Stanperformimplemeand repoand as fa


Introdu

nergy Resourject consistsrcial product

ronment PlanF704929]. Thmental Manaises the cont the Offshore

as assessed t be minor wi

way Phase 3 pment (HSE) Pment to envindards. Thesance that menting those orting to ensar as reasona

Geog


ction

rces Ltd (Ori of connecti

tion of gas is

n (EP) is in phe EP was acagement Authtent of the Ge Petroleum

the environmith only low

project is bePolicy and Stironmental pse provide thust be attain policies andsure that anyably practica

raphe Inst

t.

igin) is the jong the Geog planned to

lace for the ccepted by thority (NOPSGeographe In and Greenh

mental impac risks identif

eing implemeandards and

protection anhe foundationned by the cd standards sy adverse effable, elimina

allation Ca

Rev No: 0

oint owner araphe gas wstart in mid

Otway Phashe National SEMA) on 10t

nstallation Cahouse Gas Sto

cts and risks ied.

ented under d the HSE Mand biodiversin of its manaompany and

supported byfects from coated or mini

ampaign -

0

and operatorells to the e 2013.

e 3 GeograpOffshore Peth January 20ampaign EP orage (Enviro

of the insta

Origin Energnagement Syity conservatagement pra its contract

y ongoing comompany activmised.

Environme

Issue Date: 15/01

r of the Otwaxisting Otwa

he Installatitroleum Safe

013. This EP Sin accordanconment) Reg

allation activ

gy Health, Saystem (HSEMtion is expreactices and ttors. The HSEmpliance movities are ide

ent Plan SuS4100AF

1/2013

ay Phase 3 Pay gas pipelin

on Campaignety and Summary doce with Regugulations 200

vities and be

afety and MS). Origin Enessed in its Hhe operationEMS is centraonitoring, auentified, ass

ummary F706613

of 35

roject. ne.

n

ocument ulation 09.

lieves

nergy’s SE Policy ns al to diting

sessed


2.

2.1 Origin EnLtd and field is lCampbe

The GeoPipeline OGP via The GeoThis actiSummarypiping an

Origin hato under

Commiss

The NormPetroleuenergy dthe econbetweenenvironmand 2008

The devewhere thapproximplace to

Geograpeastern estimate


Geograp

Backgrounergy Resour Benaris Inteocated in Licll, Victoria.

ographe field (OGPP) for the existing

ographe fieldivity was covy document nd equipmen

as contractertake the ins

• Init

• Ins

• Umthe

• Fle

• Fly

• Tie

• Tee

• Pre

• Sec

• Tee

• As

• Sit

sioning (Flow

mand Cloughum exploratiodemands andnomic value n 2007-08 anment contrib8 (AIMS 2010

elopment ofhere is a majmately 40% o meet this d

phe and ThylaAustralia’s nes that these

Geog


phe Insta

und rces Ltd togernational Ptycence Block

d is proposedproduction t

g Thylacine ‘Ad consists of vered by a se covers the int to connec

ed SapuraClostallation cam

tial preparat

stallation of

mbilical instae TAWHP

exible Flowli

ying Lead ins

e-in Spool ins

e protection

ecommission

condary stab

e stabilisatio

Built Survey

e clean-up o

wing) of the G

h (NC) will beon and produ

d internation of Australiand 2008-09” (buted an esti0).

f the Otway Bjor deficit. Dover the nextemand and p

acine are signatural gas ree fields conta

raphe Inst

t.

allation C

ether with ity Ltd propos VIC/P43 in 8

d to be develto the OtwayA’ Wellhead two subsea weparate Envinstallation w

ct the Geogra

ugh to supplmpaign. The

tions

subsea struc

allation inclu

ne installatio

stallation and

stallation an

n frame insta

ning and test

bilisation as r

on

y

of any debris

Geographe t

e supported uction contr

nal exports. C’s marine in(AIMS, 2010)imated $44 b

Basin is also Demand for gt 15 years (Aprovide secu

gnificant fielesources at aain sufficien

allation Ca

Rev No: 0

Campaign

ts Joint Ventse to comme85 m of wate

loped by tyiny Gas Plant ( platform (Twells, whichronment Pla

workscope, waphe trees in

ly the Normae installation

ctures (a valv

uding pull-in

on and tie-in

d tie-in

nd tie-in

allation

ting

required

s or items lef

trees is not c

in the field ributes to theCurrently, “odustry and c. Economic abillion (AUD)

important togas in southeABARE 2005).urity of supp

lds within tha time whent gas to prov

ampaign -

0

n Activity

ture partnersrcially develer, approxim

ng the field iOGP), and c

TAWHP). h are currentan (EP) [OEUwhich consistnto the Otwa

and Clough, a campaign a

ve skid and t

through the

n

ft at the Site

covered by th

by a Hyperbe Australian offshore oil continues to activity asso) to the Aust

o the energyern Australia. Major infraly at compet

e Otway Basn production vide for more

Environme

Issue Date: 15/01

y Descrip

s Toyota Tsulop the Geog

mately 55 km

into the Otwcontrolling th

tly being drilP-V9000-PLNts of the instay pipeline.

an Offshore ctivities can

two heat exc

e TAWHP J-t

e

his EP.

baric Recove economy by and gas mak grow, increa

ociated with ralian econo

y supply of tha is predictedastructure wititive prices.

sin that have is about to de than 10 % o

ent Plan SuS4100AF

1/2013

ption

usho (Australgraphe field. offshore Po

way Gas Prodhe field from

lled and comN-ENV-003]. tallation of t

Installation n be summari

changers)

tube and han

ry Vessel (HRy meeting dokes up over 5asing in valu the marine omy between

he State of Vd to grow byill need to b.

e added to sodecline. Origof current an

ummary F706613

of 35

asia) Pty . The ort

uction m the

mpleted. This EP tie-in

Vessel, ised as:-

ng off on

RV). omestic 50% of ue by 12%

n 2007

Victoria, y e in

outh-gin nnual


demand longer.

Origin inthe MortOrigin indevelopm

2.2 The Geothe ThylCampbe

The releTable 2.

Ge(V

ThW(T

A localitprovided

A petroleunauthoschematis provid


in south-eas

ntends that ltlake and Ladn Southern Ament in addi

Locationographe gas flacine platfoll.

evant permit 1.

Installation campaign are

eographe trees Vic/L23)

hylacine A WellHead PlatforTAWHP)

ty map of thed in Figure 2

eum safety zrised vesselstic of the excded as Attach

Geog


stern Austral

arge amountdbroke Grovustralia, theition to thos

field lies undorm. The Geo

or licence a

Table

ea

King Is(km

99

rm 92

e proposed i-1 and Figure

zone is in plas from enterclusion zone hment 1.

raphe Inst

t.

lia for at lea

ts of the prove power state company we that it cur

der 85 m of wographe well

areas along w

2.1 Geograp

Ap

sland m)

CapOtw(km

9 57

2 72

nstallation ce 2-2.

ace for the Ging the area including th

allation Ca

Rev No: 0

ast 10 years a

oduced gas btions. Becau

will seek to acrrently holds

water and wls are locate

with distance

phe Installat

pproximate dis

pe ay

m)

PorCamp

(km

7 55

2 70

campaign are

Geographe w without the

he coordinate

ampaign -

0

and have the

e supplied tose the Otwacquire new p.

ill be controed approxima

es to key ma

tion Campai

stance from (in

rt pbell m)

War

5

0

ea and a sche

wells and sube consent in wes of the Ge

Environme

Issue Date: 15/01

e potential t

o the Otway ay Basin reprpermit areas

olled by the Oately 55km s

ainland locat

gn Area Loc

kilometres)

rrnambool (km)

90

100

ematic of pl

bsea facilitiewriting from

eographe wel

ent Plan SuS4100AF

1/2013

o operate fo

Gas plant, aesents the fus for explora

Otway Gas Pouth of Port

ions are liste

cality

Closest point omainland (km

45

60

anned activi

s. This prohm NOPSEMA. lls and pipeli

ummary F706613

of 35

or much

and to uture for tion and

Plant via

ed in

on m)

ities are

hibits A ine tie-in



Geog


raphe Inst

t.

Fi

allation Ca

Rev No: 0

igure 2-1: L

ampaign -

0

ocality Map

Environme

Issue Date: 15/01

ent Plan SuS4100AF

1/2013

ummary F706613

of 35


2.3 The NormVenture installat2008. It

The vessequippedaccomm

The vessGeograpcampaigThe NC iNC will bmobilisinadditionoffshore

2.4 The NC wMARPOL

No specireprovisi

2.5 During thpersonnebased athelicopthelicoptsustaine


The Normmand Clough Pty Ltd (SHJtion vessel. It is DnV class

sel has a 250d with a satuodation for

sel will operaphe/Thylacingn. is expected tbe loaded wing to the Geal installatio

e refuelling o

Support will be suppo and AQIS re

ific supply veioning.

Helicoptehe installatioel and equipt and refueller services fer flights in d for a short

Geog


mand Clouh (NC) is manJV). It is a 11t is designed +1A1,-SF-EO

0 tonne rateduration dive 120 people.

ate under a ne fields. The

to be in the ith installati

eographe fielon equipmenor bunkering

and Supplorted by a H

equirements.

essel is nece

ers and Aion campaign

pment to eithed from Essefor the Otwa comparison t period of ti

raphe Inst

t.

Figure 2-2

ugh naged by Sol17.4m long, d by Marin TeO-DYNOPOS A

d heave com system, 2 x

currently ace NC is expec

field for six on equipmenld. During thnt, and will t will occur in

ly Vessels yperbaric Re. The role of

essary as the

ircraft n, an estimather the NC, oendon or Waay installatio to normal oime.

allation Ca

Rev No: 0

: Existing an

lstad Shippin DP2 monohueknokk AS, cAUTR DK(+) H

pensated cra Remotely O

cepted safetcted to have

to eight weent and logiste campaign,

take this oppn the field.

ecovery Vess the HRV is t

NC will retu

ted ten helicor when nec

arrnambool. n campaign.perations at

ampaign -

0

nd Planned a

ng AS and opull multipurpconstructed iHELDK-S-COM

ane and a 22perated Veh

ty case whene operated in

eks. Prior totics supplies , the NC will portunity to r

sel (HRV). Thto support th

urn to Portla

copter trips pessary the TBristow have This represe TAWHP, how

Environme

Issue Date: 15/01

activities

erated by Sapose diving ain Norway byMF-V(3) –Cle

2.2m diamethicles (ROVs)

n on locationn Australian

the start of (food, wate return to Poresupply at t

he HRV will che NC diving

nd for refue

per week wiTAWHP. The e been contrents a signifwever this in

ent Plan SuS4100AF

1/2013

apura Helix Jand offshore y Kleven Verean.

ter helideck., moon pool

n in the waters prior

f the campair, diesel) priortland to pithat time. N

comply with activities.

lling and

ll be neededhelicopter wracted to supicant increasncrease will

ummary F706613

of 35

Joint rft AS in

It is and

r to this

gn, the ior to ick up o

all

d to ferry will be pply se in only be


2.6 For the mTAWHP. preparatbelow.

The TAWThe plat

The platsubstrucbase. Thspecifieddesignedstorm cosubsidenProductisubsea pwith facGeograp

The J-tuTA-1 we

The ope[OEUP-V


Thylacinmajority of t During the ction and umb

WHP is a steetform faciliti

• Supsub

• Metot

• Ena

• Ena

tform jacket cture is a stehe jacket andd normal andd to include ondition withnce. ion from TAWpipeline, theilities to ena

phe facilities

ube for the ullhead. Acce

ration of theV9000-PLN-EN

Geog


e A Wellhethe installaticampaign thbilical pullin

el jacket struies are requi

pport four plbsea wells

eter productital Platform

able access f

able occasio

structure iseel lattice strd topsides had accidental the combinah topside loa

WHP is expor Otway Gas able the tie i is included

umbilical for ess is through

e TAWHP andNV-001].

raphe Inst

t.

ead Platfoion campaige NC will neg operations

ucture with tred to:

latform well

ion of gas, co export strea

for wireline

onal pigging o

a four leg firucture withave been des loads for thations of botadings and ha

rted to the OProduction Pin of the Geoas Figure 2-3

the Geograph the grating

d the pipelin

allation Ca

Rev No: 0

orm (TAWHn the NC wiled to approas that are de

topsides con

lheads and u

ondensate aam

intervention

of the Produ

ixed templath 3 legs in thesigned in acce design lifeh a 100 yearas been desi

Otway Gas PlPipeline (OGographe. A s3.

phe wells is lg on the Cell

ne are covere

ampaign -

0

HP) ll be approxiach the TAWescribed in fu

sisting of an

mbilical con

nd water for

ns to service

ction Pipelin

te structure e upper towcordance wite of 30 yearsr storm condgned to acco

lant (OGP) nPP). The pip

schematic of

located on tlar Deck.

ed by the Ot

Environme

Issue Date: 15/01

mately 15 kmWHP to assist urther detail

integrated

nnection to t

r each Thyla

the Thylacin

ne to shore.

with two piler section toth API RP 2A. The platfoition and a 1ount for expe

ear Port Campeline was def the field sh

he Sub Cella

tway Offshor

ent Plan SuS4100AF

1/2013

m distant fro in the J-tubl in Section 2

deck on four

he two Geog

cine well an

ne Platform

les at each lop and 4 legsA- WSD for thrm has been1 year operaected field

mpbell by a 2esigned and owing the

ar Deck besid

re Environme

ummary F706613

of 35

om the be 2.7

r levels.

graphe

d for the

wells

eg. The s at the he ting

20 inch installed

de the

ent Plan

ProcessOrigin EWhen p

s Owner: ABU SA Production Energy Resources Limited: ABprinted, this is no longer a co

Manager BN 66 007 845 338 ontrolled document.

Figu

ure 2-3: Overall s

Rev No: 0

schematic of the Otway basin dev

Geographe Ins

Issue Date: 15/0

velopment showi

stallation Camp

01/2013

ing the Geograph

paign - Environ

he field

nment Plan SumS4100AF7

mmary 706613

of 35


2.7 The insta

These archange.

2.7.1 The two (corrosiovalve tesdivers. Awill be r

If the futhe pipehydrocarpushed bThe exisrecovere

2.7.2 The follo

The struis expecinstallatdepth, bprior to The struthat thedevices.achieve


Geographallation cam

• OG

• Ins

• Um

• Fle

• Fly

• Tie

• Tee

• Rec

• Sec

• OG

• As

• Sit

re described

OGPP Te existing Geoon inhibitor, sting the blinAny external removed by h

nction test feline will be rbon releaseback to the Tsting Geograped to the dec

Subsea Eowing subsea

• Sub

• Tw

uctures will bted to be re

tion locationsbut has sand landing the uctures will bn allows the If levelling the correct

Geog


he Installampaign activit

GPP Tee prep

stallation of

mbilical insta

exible flowlin

ying lead inst

e-in spool ins

e protection

commissioni

condary stab

GPP Tee stab

Built Survey

e clean-up o

in further d

ee Preparaographe tee biocide, oxynd flanges a marine growhigh pressure

fails then theback filled w

e. Following cTAWHP and aphe tee protck.

Equipmenta structures

bsea Valve S

wo heat exch

be installed wquired, bases is generally ‘ripples’ acrstructures. T

be installed ie exchanger/cannot be ac levels and th

raphe Inst

t.

ation Campties can be s

paration

subsea struc

allation inclu

ne installatio

tallation and

stallation an

n frame insta

ng and testi

bilisation as r

bilisation

y

of any debris

detail below.

ation valves are iygen scavengre removed wth on the tee water jetti

e OGPP will with treated completion oappropriateltection fram

t Installat will be insta

kid at the G

anger struct

with gravity ed on seabedy flat calcisiross the surfThis will be ain two sectio/valve skid tochieved by this will invol

allation Ca

Rev No: 0

paign Actisummarised

ctures (a valv

uding pull-in

on and tie-in

d tie-in

d tie-in

allation

ng

required

s or items lef

Note the se

nitially inspeger and dye)and the ringee assemblying or mecha

have a smar potable watof the tie-in ly. e will be unb

ion alled:

eographe te

tures (cooler

foundation bd surveys conltite/calcare

face up to a achieved usions, the founo be loweredthis method, lve the use o

ampaign -

0

vities as follows:-

ve skid and t

and hangoff

n

ft at the Site

equence of t

ected and le) 80% MEG sog groove and , ROV buckeanical means

rt plug insertter. This rem activity, the

bolted and r

e

rs) at the Ge

bases. No drnducted to denite with a height of 0.2ng water jetndation ‘mudd into positio then remed

of grout bags

Environme

Issue Date: 15/01

two heat exc

f on the TAW

e

he activities

ak tested usolution. Follo sealing surf

ets, valve poss.

ted downstremoves any rise treated wa

emoved by t

ographe Dril

rilling or grouate. The sea sand coveri2m. These wtting by eithdmat’ equippon using ROVdial work mays.

ent Plan SuS4100AF

1/2013

changers)

WHP

s may be sub

sing treated owing succesaces inspectsition indica

eam of the tesk of significater would th

the NC crane

ll Centre

uting at the abed at the ing of 0.2 to

will require leer ROV or diped with guiV operable ley be require

ummary F706613

of 35

bject to

ssful ted by tors etc

ee and ant hen be

e and

sea bed

0.5m evelling vers. ideposts, evelling ed to


Tie-in spsubsea tROV, div

2.7.3 Flexible

The 2kminstalledapproprithat has

Main Um

To contrinstrumeThe umblocated PCM on t

Prior to involves

The maiTAWHP. is then lGeograpconnectibags. Onfluid, HW

Infield U

The infieprovidinDistributAny span

The infieOGPP an


pools connectees will thenvers will be u

Flexible e Flowline

m long 280mmd. This is instiate back sea been dosed

mbilical

rol and poweentation a mbilical is app270m from tthe OGPP.

installing th:

• DisTAreq

• Redecwascr

• A genswit

• Sanint

n umbilical i The J-tube aid along the

phe well site ion being mance laid, theW 443 and M

Umbilical an

eld umbilicag a flow pattion Unit (SDn rectificatio

eld PCM cablnd the UTA o

Geog


cting the valvn be installeused for fina

Flowline

m ID flexibletalled using al test prior with corrosi

er the Geogramain umbilica

roximately 1the umbilica

e TAWHP um

sconnecting aWHP on the quired (physi

moving the Pck. Cleaning

ater jetting orapper or bru

gauge check sure that thethout obstru

ndbags on thterference be

is then pullewill then bee route from using the NCade up on th umbilical is

MEG filling th

d PCM Cable

l providing ch for MEG in

DU). This umon will be pe

le is then tieon the infield

raphe Inst

t.

ve skid to thd. Installatio

al metrology

and Umbi

e flowline to diverless (RO to deploymeion inhibitor

aphe wells aal will be ins16 km long. Al pull in head

mbilical the T

and capping OGPP. Someical means).

PCM umbilicag the bellmouor physical mush pig.

of the J-tube umbilical action.

he platform tetween the

ed in through resealed (us

m the TAWHPC. The umbie NC. Any sp

s tested priore main cores

e

control, powenjection to thbilical is app

erformed usin

ed into the Pd umbilical n

allation Ca

Rev No: 0

e OGPP tee,on and conne prior to inst

lical Insta

connect theOV) connectient. The flowr, oxygen sca

and to providtalled betweA Pipeline Cod at TAWHP

TAWHP J-tub

the Pipelinee cleaning of

al and Seal futh at the bo

means. Clean

be will be peand umbilica

tie-in spool wumbilicals.

h the platformsing divers)

P to the Umblical is laid ipan rectificar to hookup.s.

er and commhe well site iproximately 2ng concrete

PCM spool donear the Geo

ampaign -

0

and the cooection will btallation.

allation

e valve skid tions. All conwlines contaavenger, dye

de communiceen the TAWorrosion Mon to allow con

be needs to b

e PCM umbilif marine grow

from the J-tuottom of thening the inter

rformed wital pulling hea

will be remo

m J-tube usiand filled wi

bilical Terminn two sectio

ation will be The umbilic

munication tois then laid b2km long an grout bags.

ownstream ofographe tee.

Environme

Issue Date: 15/01

olers to the ebe diverless w

to the coolernections arein a solution

e and biocide

cation to proWHP and the nitoring (PCMnnection of a

be prepared

ical from thewth on the P

ube and recoe J-tube usinrnal surface

h a dummy pad will pass t

oved as neces

ing a winch lith treated wnal Assembly

ons, with the performed ucal will be la

o the valve sbetween thed will be ins

f the Geogra

ent Plan SuS4100AF

1/2013

existing Geowith the use

rs will then be subject to an of up to 80%e.

ocess Geographe w

M) breakout a flying lead

using divers

e PCM spool PCM spool m

over to the Tg divers with of the J-tub

pull-in head through the

ssary to avoi

located on thwater. The uy (UTA) at the inter-umbilusing concreaid with hydr

skid and alsoe UTA and thstalled in one

aphe tee on t

ummary F706613

of 35

ographe of an

be an % MEG

well site. box is to the

s. This

at the ay be

TAWHP h either be using

to J-tube

id

he umbilical he lical te grout raulic

o he Subsea e piece.

the


2.7.4 To allowinstalledbetweentemperamateabl

Where reapproximplaced a

2.7.5 The follo

The produsing div

The Geoinstalled

2.7.6 A new pusing the

2.7.7 A total oflexible

2.7.8 The OtwGeograpanchorinwith twoThese boThe drill

The rockgroutingNC craneusing itsengagedcirculatiThe drill

The locasand covfrom the


Flying Lew umbilical cd. These flyinn the SDU anature gauge le connector

equired flyinmately everyalong the len

Tie-in Spowing tie-in

• Twexc

• On

• Ontee

• Online

duction and vers. All othe

ographe tee pd. All spools

Tee Protrotection frae NC crane.

Concreteof approxima flowlines.

OGPP Teway Gas Prodphe tee. Thisng the pipelio pairs of chaolts are of apling will be m

k bolts wouldg the twin roe with divers four stabilis

d and the rocng water. Gl rig is then m

ation for rockver to reducee pipeline.

Geog


ead Instalonnections tng leads incld the trees, located on ths.

ng leads will y 5 to 6m givngth of the fl

pool Instal spools will b

wo productiochanger

e production

e productione on the OGP

e MEG tie-ine piggybacke

MEG spools aer spools sha

production acontain up t

tection Fraame will the

e Mattressately 40 conc

ee Stabilisuction Pipel

s is likely to ne in four loains to restrpproximate dmonitored by

d be installeck bolts simus guiding thesing legs, anck bolts drillerout mixturemoved to the

k bolts has be the potent

raphe Inst

t.

lation to occur, thelude EFLs (El SDU and UThe heat exch

be stabiliseving a total olying lead.

llation be installed:

on tie-in spo

n tie-in spoo

n tie-in spooPP

n spool betwed to the OG

at the Geograll have dive

and MEG tie-to 80% dosed

ame Suppn be installe

s Supply acrete mattre

sation ine (OGPP) wbe by install

ocations. At eain the pipediameter 21y divers supp

d using a duaultaneously.e landing to td the crane ed to the reqe is then pume next rock b

been selectedtial for scour

allation Ca

Rev No: 0

e flying leadslectrical Flyi

TA, UTA and hanger struc

d and this isof 200 stabili

ools betwee

ol between th

ol between t

ween the valGPP

raphe tee haerless connec

in spools wild MEG solutio

ly and Insed after the t

and Installesses may be

will then be ling rock bolteach locatioline on eithe9mm and peported from

al mast rock The drill rigthe sea bed disconnectequired depthmped to the bolt location

d based upor. The rock b

ampaign -

0

s (electrical ing Leads) ansubsea valveture. All flyi

likely to be isation locati

en the trees

he heat exch

the valve ski

lve skid and

ave flange coctors.

ll be leak teson.

stallation tie-in spools

lation e installed to

stabilised ants to pin then rock bolts er side of theenetrate the the NC.

k bolting rig wg will be ove over the OGed. The preloh. The drill h rock bolts un by the NC c

n a seabed sbolts are loca

Environme

Issue Date: 15/01

and hydraulnd HFLs (Hyde skid, and ting leads tie-

by using groions or conc

s and the f

hangers

d and the G

the Geograp

onnections a

sted immedi

have been c

o stabilise th

nd restrainede pipeline. Th may be drille existing te sea bed by u

which is caprboarded fro

GPP. The driloaded drillinghead is lubricntil positive crane.

survey whereated at a 100

ent Plan SuS4100AF

1/2013

lic) need to bdraulic flyingrees and the-ins have RO

out bags rete mattres

first comingl

Geographe pr

phe MEG tee

nd shall be m

ately after t

connected to

e umbilical a

d at the exishis involves led into the

ee connectionup to 3.5 me

able of drilliom the NC usl rig will be g heads will cated/cooled returns are

e there is mi0-140mm dis

ummary F706613

of 35

be g Leads) e OV

sses

ling heat

roduction

e on MEG

made up

they are

o the tee

and

sting

sea bed n piece. etres.

ing and sing the levelled then be d by noted.

nimal stance


2.7.9 Product

FollowinThe testthe test

Umbilica

During uThese teelectrica

2.7.10The as-b

Once insTAWHP,

Once allopened oallow cocommiss

2.7.11Prior to associatewill be dManual i


Testing aion System

ng installatiot medium wil medium to i

als

umbilical instests involve pal cables.

0 As-Built built survey i

• A v

• Me

stallation is c and a comp

tests and pron the Geog

ommissioningsioning. Com

Site Clea completion,ed with the disposed of iincludes proc

Geog


and Preco

on, leak testill be a dosedidentify any

tallation thepressure test

Survey anincludes:

visual survey

easurements

complete preplete functio

reparatory araphe tee an

g of the Geogmmissioning a

an Up all temporawork will ben accordanccedures for t

raphe Inst

t.

ommission

ing of the spd mixture of leaks, if the

electric cabting of the h

nd Testing

y (ROV) of all

of as-built c

essure tests n test of valv

activities havnd trees. Thegraphe treesand operatio

ary materialse removed. We with statuthe disposal

allation Ca

Rev No: 0

ing

ool pieces, s up to 80% Mey occur.

bles and hydhydraulic hos

g

l installed co

configuration

will be perfoves will also

ve been perfe system wils to occur, thnal activities

s, constructiWhile at sea,tory require of waste, in

ampaign -

0

structures anMEG. An appr

raulic hoses ses and a full

omponents

ns and locati

ormed on th be complet

ormed the Rll be handed he wells wills will be cov

on equipmen, no debris shments/regul

ncluding food

Environme

Issue Date: 15/01

nd flowlines ropriate dye

in the umbil range of el

ons of instal

e umbilical sed.

ROV operable over to the not be flow

vered by a se

nt and surpluhall be dumplations. The d waste.

ent Plan SuS4100AF

1/2013

will be unde shall also be

lical will be ectric tests

lled compone

system from

e valves will operations g

wed prior to eparate EP.

us materials ped overboa NC Marine O

ummary F706613

of 35

ertaken. e used in

tested. for the

ents

m the

be group to

rd but

Operation


3

The Otwupwellinthese upassociatecontinen

The Zonethe Geogand the Otway th

The Bassocean cuenvironm

3.1 The GeoBass Stra

Winds inknots (8 northernspeeds apredomithe wint

Waves amonths w10.3m. Wrange be

3.1.1 The tidawith the

CurrentsorientatbetweenAustraliapattern.winds. DSouth AuIn additiproduce

Currentssoutheassummer.approximspeed, creturn in


Descrip

way Basin is cng events aropwelling evened aggregatintal shelf tra

e of Potentiagraphe trees surrounding hrough to Ap

s Strait and Ourrents, and ment of the p

Physical Eographe instaait: a cool te

n the eastern m/s) and mn edge of theare typically nantly easte

ter months (a

re also predowhen mean Wave heightsetween 5.6m

Tides andal range withe greatest ra

s in the Otwaion of the Vin continentaan Basin and In winter, t

Despite seasoustralian Basion to the Ba local curren

s within the st in winter a. At spring timately 0.35 combining thnterval.

Geog


ption of R

characterisedound the connts plays an ion of other ansitions to t

al Impact (Zs, the tie-in ocean for a pollo Bay.

Otway Basin is a migratoproposed act

Environmeallation campemperate reg

n Otway and aximum recoe westerly w in the rangeerly during suaverage: 15

ominantly soheights rangs in the sum

m and 7.7m.

d Currentshin the Geogrnge) and 0.2

ay region areictorian coasl and oceani along the G

the winds moonal changessin drives perass Strait curnts, particula

Geographe cand from theides, the mam/s. During

he tides and w

raphe Inst

t.

Receiving

d by high wantinental she important ro marine specthe coastal m

PI) for the intee to the O distance of

are known fory path for ativities is de

ent paign area isgion with co

western Basorded speed

wind belt knoe of 12 to 45ummer when knots and m

outh-westerlge from 3.1mmer months

s raphe campa2m at neap t

e typically wstline cause c air masses

Great Australove northwas, a consistenrmanent deerrents, local,arly when th

campaign aree north-nortaximum curre a storm, theweather-driv

allation Ca

Rev No: 0

g Environ

ave energy aelf margin. Tole in the gecies as well amainland.

nstallation caOGPP, the TA 70km includ

for the compa number of

escribed in th

s located in tld, wet wint

ss Strait are s of 45 knots

own as the Ro knots (or ~6n the installa

maximum: 45

ly to westerlm to 3.7m an average bet

aign area is etides (those w

wind-driven, wind system

s. In summerlian Bight anrd over centnt positive wep-sea water, mostly wes

hey blow stro

ea are mostlhwest (with ent speed, ae currents arven currents

ampaign -

0

nment

nd cold temThe nutrient eneration of as the struct

ampaign canAWHP, the piding the coas

plex, high en EPBC Act lishe following

the Otway Bters and war

generally strs (23m/s). Boaring fortie6 to 23 m/s).ation campai knots).

ly and the lad maximum tween 2.5m

estimated towith the sma

due to the rms to blow ear a high-pressd induces a

tral Australiawind pressurer movement sterly winds ongly, this is

ly from the s some from tveraged overe stronger, s, is estimate

Environme

Issue Date: 15/01

perature wa enrichment plankton bloure of the oc

n be describeipeline at thstline stretch

nergy wave csted species. sections.

asin, on the m dry summ

rong, with avass Strait is

es. The data . The wind dign is planne

rgest occur d heights are and 3.0m, a

o be 1.0m at allest range)

egional bathastward, andsure ridge seconsistent so

a and result ie throughout along the coalong the Vi most of the

south-southwthe south-soer the water and the maxed to reach 1

ent Plan SuS4100AF

1/2013

ters subject associated wooms and thecean floor as

ed the area e Geographehing from Ca

climate and s. The existin

western friners.

verage speedlocated on t indicated thdirection is ed, and west

during winte between 7.6nd maximum

spring tides.

hymetry. Thed promotes eettles over thouth-easterlin mainly wet the year ovoastline. ctorian coas

e time.

west and souutheast) dur depth, is ximum curre1 m/s for a 1

ummary F706613

of 35

to with e s the

around e tee, ape

strong ng

nge of

ds of 15 the hat wind

terly in

er 6m and m heights

s (those

e exchange he South y wind

esterly ver the

st

th-ring

nt 100-year


3.1.2 There ar

The OtwOcean. Tthat crosheight inwave en

The wavsouthwealthoughinterval of 8.3m heights fmaximumestimatecan be a

3.1.3 The wat14ºC in wduring mlayer. Th100m in water is nutrient summer compens

Prevailinparticularange frowater coperiods. winter to

3.1.4 SThe seafslope of (Otway h

MainlandAustralianorthweStrait coBassian Pextends

The Wesclastic cdominatthis regitempera


Waves re two princi

• fro

• fro

way area is fuThe largest wss the site evn excess of 1ergy is from

ve climate is est. Wave heh waves heig (ARI) for wa with a periofor 1-year anm significanted for non-crassumed as 2

Water Temers of the Otwinter to 19º

mid to late suhe boundary May. It is th an extensio rich water a months. It isatory intrus

ng winds in Barly during aom betweenolumn. In wa Annually, wo a maximum

Seabed anfloor in the i the Australihistorical stu

d Tasmania aa. The continest, underlyinontains a depPlain is the m from King Is

stern Bass Stcarbonate sedte the offshoon include v

ature waters

Geog


ipal sources

om the weste

om locally ge

ully exposed waves are asvery 4 to 6 d0 m to be ge the west to

primarily deights from th

ghts of 5m – 7aves near theod of 12s fromnd 10-year At wave heighritical direct25 degrees.

mperaturetway are cooºC in summeummer, althy with coolerhen rapidly dn of the regiacross the cos a result of

sion of colde

Bass Strait anautumn and tn 15°C and 18armer monthwater temperm of more th

nd Sedimenstallation aan Continenudies Woodsi

and the Bassnental shelf ng Bass Straipression thatmain seafloosland to nort

rait Shelf Trdiments. Adj

ore environmvery steep to subject to u

raphe Inst

t.

of wave ene

erly swell fro

enerated win

to westerly ssociated witdays in winteenerated, al

o south west

erived from lhese winds g7m can occue Geographem a west to

ARI’s were 6.hts (range oftions. A direc

e ol-temperateer. Intrusionsough this is

r 15ºC water destroyed whional Bonneyontinental sh south-east wr nutrient ric

nd the Otwaythrough to sp8°C with a s

hs some therratures rangehan 21°C at t

entation area is at detal Shelf, ceide bathyme

s Strait island is narrow alot and the Ott exchanges or feature of thwest Tasma

ransition regijacent to Kin

ment. The chao moderate oupwelling ev

allation Ca

Rev No: 0

ergy in the O

om the Grea

nds, mostly f

swell from tth eastward-er. In such colbeit less fre and the peri

locally genergenerally ranur during stor campaign a west-northw7m and 7.4m

f 4.4m - 7.4mctional sprea

e, with means of cooler nuusually mask occurs at a hen mixing oy Upwelling shelf of the sowinds pushinch water alo

y Basin supppring. Near-similar spreamal stratifice from a minthe surface i

pths of 85m entred approetry and vide

ds belong to ong the easttway and Gipwater with t Bass Strait; ania.

ion has a slong Island, Paaracteristicsoffshore gradents.

ampaign -

0

Otway Basin:

t Australian

from the wes

the Great Au-moving low onditions it nquently in suiods are typi

rated wind mnge from 1.5rm events. Trea has a ma

west directiom respectivem and periodad of wave e

n sea surfaceutrient rich wked in satellidepth of 30mccurs duringsystem, whicouthern coasng surface waong the botto

port a well-msurface wated of water te

cation can ocnimum of abin summer.

to 100m locoximately 70keo footage).

the same cot coast of Tappsland basinthe ocean to a ridge alon

oping offshoralaeozoic gra of the coast

dients, high w

Environme

Issue Date: 15/01

Bight and So

st and southw

ustralian Bigh pressure andnot uncommummer. The ically in the

mostly from m to 2m wit

The 100-yearaximum signon. Maximumely. Smaller 1ds of 7.6s - 1energy within

e temperatuwater occur ite images bym in Decembg winter monch is an eastst of Australiater layers oom.

mixed water cer temperatuemperaturesccur, particuout 10.5°C n

cated near thkm south of

ontinental lasmania but bns. The cent

o the north ong the weste

re gradient, danite and asstline and mawave energy

ent Plan SuS4100AF

1/2013

outhern Ocea

west.

ht and Southd frontal syson for waves main direct range of 8s

the west andth periods ofr average recificant wave

m significant 100-year ARI0.2s) have bn the campa

res ranging f along the sey a warmer sber, and movnths. The cootward flow ofia during theoffshore with

column to 80ures at theses throughoutularly during near the sea

he outer edg Port Campbe

andmass as mbroadens in tral portion oof King Islandern edge of t

dominated bsociated sediarine environy and cold

ummary F706613

of 35

an

hern tems s with a tion for to 20s.

d f 8s - 13s, currence e height wave

been ign area

from eafloor surface ves to oler f e h a

0m deep e times t the calmer bed in

ge of the ell

mainland the of Bass d. The his plain

by bio-iments nment of


The seabgranite,

3.2 The Otwdescriptto the G

BathymeGeograpconducteseabed ias active

There arRegister the Geog

Species othe Commigrate area for Howeverexpected

The projbut veryAustraliaconsiderpetroleu


bed sedimen with areas o

Biological way Environmion of the meographe inf

etric maps inphe Tee to wed in the vicis comprisede shelves or

re no marine of the Natiographe facili

of whales, dmmonwealth or move thr Blue Whalesr based on thd to have an

ject is locatey little fishingan shipping lred minor, dum safety zo

Geog


nt in the instof sand of va

Environmment Effects marine enviro

frastructure

ndicate that water depths cinity of the of shallow sreef systems

e reserves, Wonal Estate, ities.

dolphins, fur Environment

rough the pros and Southehe risk assesny significant

ed within zong is undertaklane passes turing the 4 mne.

raphe Inst

t.

allation areaarying grain s

ment Statement/Eonment and b.

the seafloor of about 100 Geographe wsandy sedimes were ident

World Heritag Australian (R

seals, birds,t Protection oject area. Tern Right Whssment and tt impact.

nes of severaken in the arthe Geographmonths of th

allation Ca

Rev No: 0

a consists of size.

Environmentbiodiversity w

r is gently slo0 metres at wells and aloents over a vtified.

ge propertieRamsar) Wet

, turtles, sha and BiodiveThe Bonny Uales also frehe oil spill m

al Commonwrea of the Gehe location b

he drilling ca

ampaign -

0

calcarenite,

tal Impact Stwithin the O

oping, droppthe Thylacinong the flowvery hard ca

s, or areas litlands Datab

arks, pipefishrsity Conservpwelling is c

equent the inmodelling, th

wealth and Veographe offbut the impampaign no v

Environme

Issue Date: 15/01

, limestone,

tatement proOtway basin a

ping graduallne platform s

wline route inlcerite seabe

isted or nombase or histor

hes and pipevation (EPBCclose and thinshore area ahe installatio

Victorian comfshore facilitact from instvessels have

ent Plan SuS4100AF

1/2013

sandstone,

ovides an exand that is p

y from 85m site. Seabed ndicate that ed, no featu

minated on thric shipwrec

ehorses listedC) Act 1999 ms provides a along the coon activities

mmercial fishties. A majortallation actiencroached

ummary F706613

of 35

marl and

tensive proximal

at the surveys the res such

he ks near

d under may feeding

oast. are not

heries r ivities is the


4 Env

To satisfidentifieand opereffects t

A systemthe impaimplemeto the ex(ALARP)


vironmen

fy the required the potenrational actito the biota

matic processacts and riskentation of sxisting envir. The enviro

Geog


ntal Impa

rements of thtial environmvities. In sumat and near

s of hazard ik to the envirpecific cont

ronment fromnmental imp

raphe Inst

t.

act Asses

he EPBC Actmental effecmmary, the the location

dentificationronment fromrol measuresm the installapacts and ris

allation Ca

Rev No: 0

ssment

, the originacts and risks EES/EIS indic

ns during inst

n and risk asm the Geogrs to prevent ation activitks are summ

ampaign -

0

al EES/EIS for from Thylaccated there tallation.

ssessment waraphe Installa or mitigate ies are As Lo

marised in Ta

Environme

Issue Date: 15/01

r the Otway cine and Geo would be mi

as completedation Campa the environmow As Reasonable 4-1.

ent Plan SuS4100AF

1/2013

Gas project ographe consinor, localise

d in order toaign. Throughment impactnably Practic

ummary F706613

of 35

struction ed

o review h the ts, risks cable

PrOrW

Ro

R

R

rocess Owner: ABU SA Produrigin Energy Resources Limitehen printed, this is no longer

Table 4-

Risk

ID

Hazard

outine Impacts

1 Physical preseinstallation ve

2 Light emissionvessels

ction Manager ed: ABN 66 007 845 338 r a controlled document.

1 Environmenta

Poten

ence of the essels

Impacor maaccessentanequipm

ns from the

Disrupmigratmarinattracvessel

al Risk Assessmen

ntial Impact

ct on the fishing indusritime users-e.g. limis to fishing area, netsgling in installation ment

ption to/disorientationting birds and other e life that may be

cted to lighting from tls.

Rev No: 0

nt Summary

Risk with no project specificcontrols in place

Cons

eque

nce

Like

lihoo

d

Inhe

rent

Ris

k

stry ted s 1 3 Lo

w

n of

the 1 3 Lo

w

Ge

c

Key Control Measur

• Short cam• Geographe• Navaids an• Geographe• Fisheries c• Communic• Engageme

experiencordinates

• Fisheries Mlosses inc

• Notice to • Emergenc

• Any migraand rest ulanded

• Short cam• Lighting le

requireme

eographe Instal

Issue

res and other conside

mpaign duration e field not in major find watch keeping e subsea installation sconsultation shows mication to relevant fishent of a Fisheries Liaisce in the region to con of facilities Management Plan wit

curred mariners y response arrangeme

ating birds that becomuntil daylight, and ind

mpaign duration evels required to mainents.

llation Campaig

Date: 15/01/2013

erations

ishing area or shipping

safety zone marked oinimal direct impact ohing operators in the lsons Officer with pracnsult with fishermen a

h formal grievance pr

ents in the event of a

me confused by the ligduction training to not

ntain platform safety

gn - Environme

g lane

n navigation charts on fishermen or acceslocation ctical and academic fiand provide them wit

rocedure for genuine/

n approaching vessel

ghting will have somewt disturb wildlife that

and to comply with n

ent Plan SummS4100AF706

Page 1

Risk win plac

Cons

eque

nce

ss to grounds

sheries h co-

/validated

1

where to land t may have

navigational

1

mary 613

8 of 35

with controls ce

Like

lihoo

d

Resi

dual

Ris

k

2 Low

2 Low

PrOrW

R


Risk

ID

Hazard

3 Noise from thvessels and ac


Poten

he installation ctivities

• Behmaravo

• Heapatmarrela

• Incrmar

• Disrund

• Sec– alrela

ntial Impact

havioural change in rine fauna (localised

oidance/attraction) aring impairment and hological damage to rine fauna (from acouated vibration) rease stress levels in rine fauna ruption to marine fauderwater acoustic cueondary ecological effeteration of predator pationship

Rev No: 0


Cons

eque

nce

Like

lihoo

d

Inhe

rent

Ris

k

ustic

na es ects prey

1 2 Low

Ge

c

Key Control Measur

• Noise leveOH&S rea

• Compliancfor Vessel

• Preventatparts andinterfacedto monito

• Competen• Origin HSE• No eviden• Noise from

pass the a Additional contInstallation usiimpact, not co

eographe Instal

Issue


els on the vessel have asons ce with the Australianls (approach distance ive maintenance of m maintenance system d to rotating equipmeor running hours. ncy training, records aEMS Standard 13 Contce that vessel noise u

m vessels considered tarea

trols considered but rng moored vessels reqnsidered practical for

llation Campaig

Date: 15/01/2013

erations

been assessed and m

n National Guidelines minimised)

major noise generators of type ‘TM Master’. ents (motors, thruster

and inductions managractor selection, manunduly impacts cetaceto be not significant i

ejected:- quires changing anchor short duration activi

gn - Environme

minimised as far as pra

for Whale and Dolphin

s - The NC has a PC ba The maintenance sysrs gear etc) above 10

ed by SapuraClough nagement and monitorean population. n comparison to othe

or spreads with associties.


Page 1

Risk win plac

Cons

eque

nce

actical for

n Watching

ased spare stem is kW, in order

ring

r vessels that

ated seabed

1

mary 613

9 of 35

with controls ce

Like

lihoo

d

Resi

dual

Ris

k

2 Low

PrOrW

R4

R


Risk

ID

Hazard

4 Noise from thoperations

5 Seabed interf


Poten

he helicopter

• Behmaravo

• Heapatmar

• Incrmar

• Disrund

• Sec– alrela

ference Physicfloor a

ntial Impact

havioural change in rine fauna (localised

oidance/attraction) aring impartment and hological damage to rine fauna rease stress levels in rine fauna ruption to marine fauderwater acoustic cueondary ecological effeteration of predator pationship

cal damage to the seaand benthic environm

Rev No: 0


Cons

eque

nce

Like

lihoo

d

Inhe

rent

Ris

k

na es ects prey

1 2 Low

a ment 2 2 Lo

w

Ge

c

Key Control Measur

• Compliancfor Helico

• Helicopte• No eviden

nearby fa• Short term

disturban Additional contHelicopters aresafety risk of bvessel cranes inform of transfe

• Highly localise• Historical

areas • Use of dynami• Zone affected• Installation Pr

eographe Instal

Issue


ce with the Australianopters r flight paths and elevnce that helicopter noacilities. m intermittent helicopce

trols considered but re used for transferringboat to boat transfer un open seas is consideer is possible.

ed impact evidence suggests be

ic position (DP) ratherd is of low sensitivity rocedure

llation Campaig

Date: 15/01/2013

erations

n National Guidelines

vation minimises noiseoise unduly impacts th

pter use exposing ceta

ejected:- g personnel to and frousing either pilot laddered to be higher than

enthic communities ra

r than anchors

gn - Environme

for Whale and Dolph

e levels at sea surfacehe resident seal popul

aceans only to short t

om the TAWHP or vessder or basket transfer n helicopter safety ris

apidly recolonise any d


Page 2

Risk win plac

Cons

eque

nce

hin Watching

e. lation at

term limited

sels. The using the sks; no other

1

disturbed

1

mary 613

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ID

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6

Domestic andwastes, primawaste (sewerwater.

7 Putrescibles wwastes dischamacerator)


Poten

d sanitary arily sanitary age) and grey

Localiloadindeman

wastes (Galley arged via a

Localiloadindeman

ntial Impact

sed increase in nutrieng/biological oxygen nd

sed increase in nutrieng/biological oxygen nd

Rev No: 0


Cons

eque

nce

Like

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d

Inhe

rent

Ris

k

ent 1 1 Lo

w

ent 1 1 Lo

w

Ge

c

Key Control Measur

• Sewage tr• High energ

dispersion• There are

Additional contRemove all sewadditional vessAlso requires tesupported by siadditional envi

• Food wast• High energ

dispersion• There are

Additional contRemove all foocommensurate storage on the personnel. It isenvironmental

eographe Instal

Issue


reated in MARPOL/USCgy marine environmenn achieved) no sensitive marine e

trols considered but rwage and macerated wel visits with commenemporary storage on tite personnel. It is noronmental and health

te macerated prior to gy marine environmenn achieved) no sensitive marine etrols considered but rod waste to shore. Rej increase in diesel usa facility which introdus not in accordance wi and health risks.

llation Campaig

Date: 15/01/2013

erations

CG compliant system nt with significant cur

ecosystems in the vici

ejected: waste to shore. Rejecnsurate increase in diethe facility which intrt in accordance with

h risks.

disposal to sea nt with significant cur

ecosystems in the viciejected: jected as this would rage and exhaust emissuces hygiene issues. Tith standard practice

gn - Environme

prior to disposal to serrent flow, water dep

inity of the installatio

ted as this would requesel usage and exhausroduces hygiene issuestandard practice and

rrent flow, water dep

inity of the installatio

require additional vesssions. Also requires te

This is not supported b and introduces additi


Page 2

Risk win plac

Cons

eque

nce

ea pth (Natural

on

uire st emissions. s. This is not d introduces

1

pth (Natural

on

sel visits with emporary by site ional

1

mary 613

21 of 35

with controls ce

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R


Risk

ID

Hazard

8 Discharge of c

9 Reverse Osmodischarge


Poten

cooling Water

Tempotempewatermarin

osis Unit Localithe wa

ntial Impact

orary and localised erature increase in thr column with impact e biota

sed increase in salinitater column

Rev No: 0


Cons

eque

nce

Like

lihoo

d

Inhe

rent

Ris

k

e on 2 1 Lo

w

ty in 1 1 Low

Ge

c

Key Control Measur

• Short cam• Cooling w• Cooling w

energy m• Preventat

based spasystem is in order t

• Short cam• High energ

seawater • Preventat

The NC ha• Back flush

Additional contReplacing the Rlogistics and engreater environ

eographe Instal

Issue


mpaign duration ater is seawater ater temperature is oarine environment proive maintenance to e

are parts and mainten interfaced to rotatingto monitor running ho

mpaign duration gy marine environmen ive maintenance of Ras a PC based spare phing procedures as pertrols considered but rRO unit with a supply nergy use involved in nmental impact (diese

llation Campaig

Date: 15/01/2013

erations

only a few degrees aboomoting rapid tempernsure equipment not

nance system of type ‘g equipments (motorsurs.

nt promoting rapid dis

Reverse Osmosis (RO) uparts and maintenancer the automated logicejected: of freshwater from shshipping fresh water oel usage, emissions) th

gn - Environme

ove ambient conditionrature equilibration to running ‘hot’ -the NC‘TM Master’. The mais, thrusters gear etc)

spersion of saline solu

unit to ensure runninge system of type ‘TM Mc system

hore was rejected becout to the vessels wouhan use of an RO unit


Page 2

Risk win plac

Cons

eque

nce

ns and high o ambient.

C has a PC ntenance above 10 kW

1

ution in

g efficiently - Master’.

cause of the uld have a t

1

mary 613

22 of 35

with controls ce

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dual

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R


Risk

ID

Hazard

10 Atmospheric efrom combust


Poten

emissions tion engines

Declinpollutglobal

ntial Impact

ne in air quality / air tion, contributions to l warming

Rev No: 0


Cons

eque

nce

Like

lihoo

d

Inhe

rent

Ris

k

1 2 Low

Ge

c

Key Control Measur

• The tie-inAustralia.environmGeographwith gene

• Preventatsystem ofequipmenhours.

• Short cam• MARPOL 7

standards• NC exhaus

control • Logisitics • Solstad sh

eographe Instal

Issue


of the Geographe fac. The utilisation of gasental benefit in terms

he well there will be nerating the same enerive maintenance - thef type ‘TM Master’. Thnts (motors, thrusters

mpaign duration 73/78: Air pollution prs and use low sulphur st emissions are meas

planning minimises veipping ‘Greenmaster’

llation Campaig

Date: 15/01/2013

erations

cilities will provide cos in preference to coas of greenhouse gas enet reduction in atmosrgy from coal. e NC has a PC based she maintenance syste gear etc) above 10 kW

revention certificate – fuel ured daily and regist

essel and helicopter m’ system

gn - Environme

ontinued gas supply toal provides a significamissions. Over the lifspheric emissions whe

spare parts and maintem is interfaced to rotW, in order to monito

– certified to comply w

tered to unisea 14001

movements


Page 2

Risk win plac

Cons

eque

nce

o southern nt

fe of the en compared

enance tating or running

with emission

emission

1

mary 613

23 of 35

with controls ce

Like

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Resi

dual

Ris

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PrOrW

N

N

N


Risk

ID

Hazard

on-routine impacts

1 Release of Moglycol (MEG) dinstallation ac

2 Loss of Solid w


Poten

ono ethylene during ctivities

Locali

wastes Dischainto thand im

ntial Impact

sed impact on marine

arge of waste materiahe marine environmenmpact on marine spec

Rev No: 0


Cons

eque

nce

Like

lihoo

d

Inhe

rent

Ris

k

e life 1 4

Med

ium

als nt

cies. 2 4

Med

ium

Ge

c

Key Control Measur

• MEG is a cbioaccum

• Design of • Origin inst• Competen• Origin HSE• Selection

Additional contNot using MEG potential for coenvironmental trees so inert g

• Discharge • All wastes

waste ma• Competen• Origin HSE

Additional contThe use of watplastic waste.

eographe Instal

Issue


category ‘E’ OCNS chemulation

fittings reduces MEG tallation procedures mncy training, records aEMS Standard 13 Cont of materials for the m

trols considered but r solution in spool piecorrosion and loss of eq impact, also requiredgas cannot be used as

of solid wastes unders segregated and dispoanagement procedure ncy training, records aEMS Standard 13 Cont

trols considered but rer coolers rather than

llation Campaig

Date: 15/01/2013

erations

emical, readily biodeg

released to negligibleminimise potential forand inductions managractor selection, man

marine environment

ejected: ces would result in seaquipment integrity wid to deal with any hyd an alternative.

r MARPOL prohibited osed of onshore in acc and inductions managractor selection, man

ejected: n bottled water has b

gn - Environme

gradable and low pote

e quantities r release ed by SapuraClough

nagement and monitor

awater ingress to pipinith greater safety anddrates formed during

cordance with Solstad

ed by SapuraClough nagement and monitor

een adopted. This wil


Page 2

Risk win plac

Cons

eque

nce

ential for

ring

ng and d startup of the

1

d Shipping

ring

ll minimise

1

mary 613

24 of 35

with controls ce

Like

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Resi

dual

Ris

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2 Low

PrOrW

N

N

N


Risk

ID

Hazard

3 Loss of Hazar

4 Deck drainage

5 Release of refto equipment


Poten

dous wastes

Dischamarinimpac

e overboard Dischainto thand im

frigerant due t failure

Releaschemi

ntial Impact

arge of chemicals intoe environment and

ct on marine species.

arge of chemicals / oihe marine environmenmpact on marine spec

se of ozone depletingicals into the atmosph

Rev No: 0


Cons

eque

nce

Like

lihoo

d

Inhe

rent

Ris

k

o the

1 4

Med

il nt

cies. 1 4 M

ed

here 3 1 Lo

w

Ge

c

Key Control Measur

• The NC ha• All wastes

waste ma• Det Norske• Competen• Origin HSE

• All spills d• Bilge has o

with the T• Equipmen• All dischar• No bilge d• Competen• Origin HSE• Spill kits l

• No ozone

eographe Instal

Issue


as a limited inventory s segregated and dispoanagement procedure e Veritas DNV rated c

ncy training, records aEMS Standard 13 Cont

directed to isolated bioil in water separatorTM master system t provided with drip trges monitored and re

discharge whilst in fiency training, records aEMS Standard 13 Contocated on deck

depleting refrigerant

llation Campaig

Date: 15/01/2013

erations

of chemicals osed of onshore in acc (Appendix H)

containers and inductions managractor selection, man

ilge system r and oil in water anal

trays which drain to decorded ld and inductions managractor selection, man

used on board

gn - Environme

cordance with Solstad


lyser, maintained in a

dirty oil tank



Page 2

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Cons

eque

nce

d Shipping

ring

1

accordance

ring

1

N/C

mary 613

25 of 35

with controls ce

Like

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d

Resi

dual

Ris

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Low

3 Low

N/C N/C

PrOrW

N

N

N

N

N


Risk

ID

Hazard

6 ROV or diver hydraulic too

7 Umbilical leakrelease of hyd

8 Release of trefrom J-tube dumbilical inst

9 Release of trefrom pipelineoperations

10 Release of gromarine enviro


Poten

operated ls

Releasmarinequipm

k leading to draulic fluid

Releasmarin

eated water during tallation

Small waterenviro

eated water e flooding

Releasto the

out to the onment

Tempobenthtempolocaliscomm

ntial Impact

se of hydraulic fluid ine environment on ment failure

se of hydraulic fluid ine environment

quantity of contaminr released to the marionment

se of contaminated we marine environment

orary disturbance of ic communities, orary loss of visibility,sed mortality to benth

munities

Rev No: 0


Cons

eque

nce

Like

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d

Inhe

rent

Ris

k

nto 2 2 Lo

w

nto 1 2 M

ed

ated ne

1 2 Low

water N

/C

, hic

1 2 Low

Ge

c

Key Control Measur

• Pre-dive c• Preventat• Competen• Origin HSE• Installatio

• Selection • Installatio• Competen• Origin HSE

• Selection • Limited di• Testing of• Installatio

This contingency hathe pipeline for treatherefore no longer

• Inert prod• Rock bolti• Training a• Origin HSE

eographe Instal

Issue


checks and hose manative maintenance systncy training, records aEMS Standard 13 Conton Procedure

of hydraulic fluid on procedures to minincy training, records aEMS Standard 13 Cont

of chemicals for the mischarge – J-tube contf J-tube contents suggon Procedure

s been designed to enatment onshore, rathe credible

duct – material selectiing procedures and grand experience of teaEMS Standard 13 Cont

llation Campaig

Date: 15/01/2013

erations

agement as per Origin tem – TM master and inductions managractor selection, man

imise need for, and qand inductions managractor selection, man

marine environment tents only gests presence of bioc

nsure that contaminater than release into th

ion rout bag installation pm undertaking work ractor selection, man

gn - Environme

recommendations


uantity released ed by SapuraClough


cide only.

ted water can be pushhe marine environmen

procedures



Page 2

Risk win plac

Cons

eque

nce

ring

2

ring

1

1

hed through nt. Hazard is

ring

1

mary 613

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H

H

H


Risk

ID

Hazard

11 Marine biofouin ballast wat

ydrocarbon events

1 Release from Geographe we

2 Diesel spill du


Poten

uling on hull or ter

Introdspecie

OGPP or ells

Losinten

Shoim

uring refuelling Loma

ntial Impact

duction of invasive maes

ss of gas and condensto the marine vironment oreline hydrocarbon pacts

oss of fuel oil into thearine environment

Rev No: 0


Cons

eque

nce

Like

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d

Inhe

rent

Ris

k

arine

3 4

Med

sate

2 3 Med

e

2 3

Med

Ge

c

Key Control Measur

• NC mobilisrisk to the

• Vessel has• Vessel to c

• Loss of gathese treeaddition t

• Rigging ce• Contracto• Approved

control • Training a• Offset of v• OSCP and

• No offshore

eographe Instal

Issue


sed from Portland, ase Geographe location s AQIS certificate comply with ballast m

s from the Geographees are isolated sub suto the SSSV and tree iertification and other or selection installation procedur

and competency vessel during lifts ERP – mitigative cont

e refuelling will take

llation Campaig

Date: 15/01/2013

erations

s there are no invasive

management procedur

e trees is not crediblerface by an ROV opersolation valves lifting controls

es, minimise height o

trol

place

gn - Environme

e species in Portland t

res –

e during the installatiorable manual isolation

of lift over pipeline pr


Page 2

Risk win plac

Cons

eque

nce

that pose a

3

on phase as n valve in

reventative 2

N/C

mary 613

27 of 35

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Like

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1

Low

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PrOrW

H

N


Risk

ID

Hazard

3 Diesel spill – vcollision/foun

ote: N/C denotes “No


Poten

vessel ndering

Losma

Shoim

ot credible“

ntial Impact

ss of fuel oil into the arine environment oreline hydrocarbon pacts

Rev No: 0


Cons

eque

nce

Like

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d

Inhe

rent

Ris

k

3 3 Med

Ge

c

Key Control Measur

• Vessel’s b• Vessels eq• Vessel nav• Position o• Local stak• Multiple fu• Emergenc• Oil Spill C• Oil Spill R

eographe Instal

Issue


bridge manned at all tquipped with Automatvigation lighting in plaf installation gazetted

keholders informed of uel tanks in place on y Response Plans and ontingency Plan in plaesponse training drills

llation Campaig

Date: 15/01/2013

erations

imes tic Identification Systeace as per class certifd and notice to marin installation location supply vessels to mini arrangements ace s

gn - Environme

em (AIS) fication ners provided and duration imise consequence of


Page 2

Risk win plac

Cons

eque

nce

f collision

3

mary 613

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5 Env

5.1 Origin’s commitmperform

Origin co

This com

Origin (a(HSEMS) communwith Aus

Origin’s and site energy especific Origin Co


vironmen

Origin Co Health, Safement to miniance continu

ommits to: Elimin

to peo

Assist

Conduand co

mmitment is Integr

busine

Allocaeffect

Providareas.

Estableffect

Ensuriqualifcontro

Develreview

Ensuriinform

Measureport

Ensuriprinci

Ensuri

Taking

Takingand re

and its contr to minimise

nities in whicstralian/New

focus on imp level Healthefficiency, gr locality and orporate HSE

Geog


nt Manag

orporate Eety and Envirimise adversuously.

nate or manaople, damag

all employe

uct all activiommunity co

backed by Orating HSE messes.

ating clear litively the pr

ding systems.

lishing and ctively manag

ing that adefications, areols.

oping, implewed regularl

ing communimation;

uring, monitoting results t

ing that procples and req

ing that cont

g all necessa

g opportunitecycle mater

ractors) also e and managech the compaw Zealand Sta

proving envih, Safety andreenhouse ga context. ThEMS.

raphe Inst

t.

gement

Environmeronment (HSse effects on

age hazards e to propert

ees to meet t

ties in recogonsideration

Origin’s HSE pmanagement

nes of accouinciples by w

s to identify,

communicatige incidents.

quate humane provided to

ementing andy as appropr

ication chan

oring and revto senior ma

cedures for tquirements.

tractors com

ary steps to m

ties to reducrials.

operates une the impactany operatesandard ISO 1

ronmental md Environmeas emissions

hey are howe

allation Ca

Rev No: 0

ent Policy SE) Policy pro the environ

and practicety or unaccep

their health,

gnition of shos.

policy whichinto the plan

untability to which Origin

classify, ass

ng documen

n resources,o manage, m

d maintaininriate.

nnels are ava

viewing HSE anagement, r

the purchase

mply with the

minimise the

ce waste and

der the Origts on employs. The Origin4001:2004 E

management nt plans that, waste, wat

ever, implem

ampaign -

0

ovides a pubnment and to

es that couldptable impac

, safety and

ort and long

h requires: nning and op

implement Energy oper

sess, control

ted processe

with appropmaintain and

ng systems fo

ailable to pro

performancrelevant auth

e or supply o

e HSE standa

e impact of a

greenhouse

gin Corporateyees, contracn HSEMS has Environmenta

practices art outline speter and, whe

mented withi

Environme

Issue Date: 15/01

blic statemeno improve en

d cause accidcts on the en

environment

term econom

peration of a

HSE policy arates.

l and review

es to control

priate trainin implement

or work proc

ovide staff w

e, maintainihorities and

of goods or se

ards and requ

an environm

e gas emissio

e HSE Managctors, the en been develoal Manageme

re supportedecific strategere applicabln the overal

ent Plan SuS4100AF

1/2013

nt of the comnvironmental

dent, injury nvironment.

t obligations

mic, environ

all Origin Ene

nd communi

HSE risks in

l risks and

ng and HSE systems

edures that

with relevant

ng records a other stakeh

ervices addr

uirements.

ental event;

ons, conserve

ement Systenvironment aoped in accorent Systems.

d by businessgies to manale, land withll framework

ummary F706613

of 35

mpany’s l

or illness

s; and

nmental

ergy’s

icate

all

s and

will be

t HSE

and holders.

ess HSE

; and

e energy

em and the rdance .

s unit ge

hin a k of the


The Origidentifiefocus oninvolvingwill be r

5.2 Origin haperformGeograpAn impleimpacts are met


gin Corporateed and reporn improving mg regulatory reviewed and

Performaas identifiedance standa

phe Installatiementation s and risk are for the dura

Geog


e HSEMS ensted to manamanagement non-compliad increased a

ance Objed a number ords, and meaon Campaignstrategy is in

e continually ation of the G

raphe Inst

t.

ures that enagement andt practices toance are repas required.

ectives, Staof environmeasurement cn. n place to re being reducGeographe In

allation Ca

Rev No: 0

vironmental regulators ao reduce env

ported the le

andards aental performcriteria to ad

eview and maced to ALARPnstallation C

ampaign -

0

l incidents anas required avironmental evel of routin

nd Measurmance objectddress source

anage activitP and performCampaign.

Environme

Issue Date: 15/01

nd non-compand that the impacts. Whne auditing o

rement Crtives, enviroes of risks ide

ties so that emance objec

ent Plan SuS4100AF

1/2013

pliances are re is a consthere incidenof HSE proced

riteria onmental entified for

environmentctives and st

ummary F706613

of 35

ant ts dures

the

tal andards


6 Env

6.1 Consultaparticipaassessmeassociateteam incoperatioon the o

6.2 CThrough respect as have from var

6.3 SOrigin hathe Otwashelf andexperienregion.

Origin hain Portlaan Oil SpOrigins OAugust 2first factgeneral commun

Stakeholability torelations

In develoorganisais held wresponsiThe conscampaigA summaprovided


vironmen

Employeeation with emation in the ents were a ed with the cluding repreons and projeoutcomes fro

Consultati the developto the contelessons learnrious environ

Stakeholdas undertakeay basin. Thd is of short nce with the

as undertakeand. The firspill contingeOil Spill Cont2012 to provit sheet circuinformation

nicate with a

lders have noo implementships with ke

opment of thations were iwith these stbilities and esultation pro

gn. ary of the md in Table 6-

Geog


nt Plan C

e Consultatmployees in Environmentworkshop-baGeographe Iesentatives fect managemom the enviro

ion with thpment and inent of the dont on the Otwnmental cons

der Consulten an apprope Geographe duration. Th industry to

en extensivet explorationncy plan factingency Planide additionaulated in Nov to relevant an identified

ot expressedt the Origin cey stakehold

he OSCP, a ndentified as

takeholders vexpectationsocess will co

ain topics ra1.

raphe Inst

t.

Consultat

tion the developmtal Risk Asseased approacnstallation Cfrom Origin mment. The Imonmental ris

he Regulanitial assessmocument. Feeway Drilling sultation wo

tation priate level oe Installationhe Otway ba comprehend

stakeholdern fact sheet

ctsheet was dnning. A furtal context invember 2011 stakeholders Origin repre

d direct oppoconflict resoers for sever

number of ex key stakehovia communis of each parntinue as req

aised by stak

allation Ca

Rev No: 0

tion

ment of thisssment condch for identiCampaign. Tmanagement

mplementatiosk assessmen

tor ment of this edback recei Campaign Erkshops faci

of stakeholden Campaign isin is nearly

d the level a

r consultatio issued to stadevelopmentther two facn response to. The purposs in order toesentative.

osition to theolution proceral years.

xternal goveolders in respication and rrty are clearquired throu

keholders du

ampaign -

0

EP can be dducted in Mafying and ashe workshopt, HSE, Sapuon Strategy f

nt.

EP, NOPSEMived has beenvironment litated by NO

er engagemeis in a remot mature andnd types of a

on prior to thakeholders it for stakehot sheets wero feed back fse of fact sh

o provide init

e project. Fiess and Origi

rnment agenponding to areview of therly defined, uughout the du

ring the initi

Environme

Issue Date: 15/01

demonstratedy 2012 and Asessing the r

ps involved araClough enfor this EP w

A has been cen incorporatPlan, and adOPSEMA.

ent with relete location n the commuactivities wh

he arrival of n November olders with qre developedfrom NOPSEMeets is to prtial interacti

isheries haven has had su

ncies and nonn oil spill. Oe OSCP to enunderstood auration of th

ial consultat

ent Plan SuS4100AF

1/2013

d through emAugust 2012.risk events a multi-discipgineering, m

was develope

consulted wited into this dvice to oper

evant stakehear the contnity has a su

hich will occu

the Normand 2011. In Feb

questions regd in March anMA in relatiorovide high leon and the a

e knowledge uccessful

n-governmenn-going cons

nsure the and agreed uhe installatio

tion process

ummary F706613

of 35

mployee . The risk

plinary marine ed based

ith revision rators

olders in tinental ufficient ur in the

d Clough bruary garding nd on to the evel ability to

and the

nt sultation

upon. on

is


Issueacros

Negainstain co

Subsezone

Compcatch

Provilocatvessedrilli

Proxi

Contihydro

Confiwith


es/concerns/coss category

ative interactionllation activitie

onflict

ea structures an

pensation for loh/Compensation

ide informationtion and transit els and equipmeng campaign.

imity to busy sh

ingency planninocarbon event.

irmation of effe key stakeholde

Geog


Table 6

mments consta

n during es which resulti

nd safety exclus

ost n for displacem

regarding the paths for the ent during the

hipping lane.

ng for oil spill o

ective consultaters

raphe Inst

t.

6-1: Summar

ant Origin’s

ng During twill havOrigin haffectedcan corrmanagecompenOrigin Freached

sion DetailedGeograpexclusiotie in pohave beplotters

ment Origin hclaims fOrigin isreached

Origin wout the be notif

Origin hzone benotified

r Formal approvaConfirm

tion Origin hconductFisherieinvitatioindustry

allation Ca

Rev No: 0

ry of Main T

s Response to s

the installation ve full radio conhas placed in intd fisherman to rect negative in

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has a fisheries mfor compensatios our Origin Fishd by e-mail at a

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Issue Date: 15/01

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Geographe WellsLat: -39o:06':29.4"Long: 142o:57':6"

Pipeline Tie-InLat: -39o:06':56.4"Long: 142o:56':0"

Geographe Installation Campaign EP Summary - S4100AF706613 … · ay Phase 3 p ent (HSE) P ent to...

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Transcript of Geographe Installation Campaign EP Summary - S4100AF706613 … · ay Phase 3 p ent (HSE) P ent to...